誤差曲線 的英文怎麼說

中文拼音 [chāxiàn]
誤差曲線 英文
curve of errors
  • : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 誤差 : error
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此,本論文重點對大口徑光學系統在高精度光學鏡頭裝校中,因重力變形進行了詳細的分析研究,特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析,使用algor有限元分析軟體獲得了大量的面形分析數據,然後將這些數據繪成進行對比分析,最後提出了減小重力變形的措施與方案,並進行了實驗,驗證了分析結果是正確的,減小重力變形的方法是有效的。
  2. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained , and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    導出了率半徑與逼近之間的關系和等條件下的參數遞推公式,建立了通過逼近圓弧圓心的直方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數,不需要求解非性方程組,避免了計算可能不收斂的麻煩,簡化了非圓的節點計算過程
  3. Method of deal with data error by subsection curve fitting and discrete degree

    分段擬合與離散度加權的數據處理方法
  4. The algorithm has many advantages, such as simple discriminative rule, minimum error, incremental operation, etc

    將中點演算法運用於三次樣條的光柵顯示,實現了最小及迭代增量計算的要求。
  5. The structure of the testing platform is described, and the experiment content and principles are given in detail. the transmission error curves and space frequency curves are emulated. the circuits of rotor part and software are finished

    本文介紹了實驗臺的整體結構,實驗內容的設置和各實驗的工作原理,模擬了傳動誤差曲線及其空域頻譜圖,詳細闡述了轉子測量的電路設計、下位機程序設計和上位機的軟體設計。
  6. Presents a new method for fairing of curves which has a small flexibility based on fitting the derivative of second order of curves. we fit the derivative of second order of curves by a polynomial fitting, then find an indefinite integral of this polynomial to get a approach of curves. otherwise, we discuss the analyze of the error and the optimize of fairing to this arithmetic

    提出了一種針對小撓度的逆向光順演算法,該演算法直接擬合型值點列的二階導數,然後通過兩次積分來反求出光順后的,並對該演算法的分析、效果分析、光順優化等問題進行了深入探討。
  7. The mathematical statistics method and extrema variance clustering method can be used to visible automatic classifying and reading of logging curves. the lithofacies classifying program basing on multi - mineral model analysis presents a new method to analyze logging - facies and more accuracy and visualized logging facies section can be reached by using this method. in addition, it supplies reliable lithologic layering reference for search and evaluation of oil / gas caprock and it also made up for the high cost of core - drilling and the inaccuration between lithic fragment description and depth

    採用基於「數理統計-極值方聚類法」的面向對象可視化操作方法可有效地解決測井的可視化自動分層取值問題;而基於多礦物模型分析的巖相劃分程序又提供了一種新的測井相分析方法,能得到更為準確直觀的測井相剖面,為尋找和評價油氣蓋層提供了可靠的巖性分層依據,同時彌補了鉆井取心費用高和錄井巖屑描述與深度有的缺陷。
  8. This paper analyses emphatically the position error and manufacture error of critical - angle prism the position error and aberration of object lens the position error and manufacture error of the polarization beam splitter the position error of the detector, and come out their relations

    著重分析了臨界角棱鏡位置與製造;物鏡的位置與像;偏振分束棱鏡的位置與製造;探測器的位置等對離焦信號的影響,並給出了理論
  9. From the result we get the following conclusion : for narrow - band signal, the effect of the method based on fft is best. for wide - band signal, when snr is up to certain degree ( higher than - 7db or so ), the curves of square error of modified methods are more obvious and closer to crb. for an echo composed of more than one frequency or direction, space - frequency distribution could show more direct information of frequency and direction, which is more advantaged to make precise judge and estimation for doa of echo

    從估計結果發現,對于窄帶回波信號,基於fft的方法估計性能大大優于其他方法;對于寬帶回波信號,在信噪比達到一定程度(高於約- 7db )時,補償后的幾種估計法的性能改善均比較明顯,誤差曲線越來越接近crb;對于回波中存在多頻率多方位的情況,空間?頻率分布圖能提供較為直觀的頻率及方位信息,因此應用空間?頻率估計法來進行方位估計,更有利於進一步對回波的具體方位進行準確判斷和估計。
  10. During the instantaneous frequency estimation of lfm, there exists some error in the edge, so in the dissertation, a fitting method is proposed to modify it. from the computer simulation, the following result is obtained : for cw, the method based on cwt is most effective, and with the snr rising, the error curve of it is more and more closer to crb. for lfm, the method based on wvd gives the best result, and the effects of cwt and stft are similar for multi - component signal, compared to stft and wvd, cwt is a better choice

    通過模擬發現,在單頻回波的瞬時頻率估計中,基於cwt的方法最為有效,隨著信噪比的提高,其均方誤差曲線越來越接近克拉美?羅界;在性調頻回波的瞬時頻率估計中, wvd法得到的效果最好,而cwt與stft法的估計效果比較接近;在多分量信號的瞬時頻率估計中,相對于stft和wvd法, cwt法是一個更好的選擇。
  11. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺齒錐齒輪嚙合分析的對滾模型,通過對非性方程組的迭代求解,得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒方向的率參數,得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形,並求得了瞬時傳動比的誤差曲線
  12. For compensating the nonlinear error between winding current and the result magnetic field of stepper motor, the method of minimum square is adopted to fit and correct the error curve of subdivision step angle, and the subdivision precision is improved

    為了補償步進電機相繞組電流與其產生磁場之間非性引起的,採用了最小二乘法對細分步距角誤差曲線進行了擬合與修正,提高了細分精度。
  13. Observing the total error curve, the convergent speed is faster, and the error precision is higher then a group untrained experimental data are input the simulative system in turn. and their predicting results are satisfying

    根據小型催化裂化裝置進行重油催化裂化反應試驗的試驗數據對系統進行預測能力分析,從全局誤差曲線圖可見訓練速度比較快,精度比較高。
  14. With different clearance value, displacement curves and velocity curves of generalized coordinates as well as slider displacement error curves in a motion period are obtained. these curves are discussed. results show that if manufacturing cost is kept invariableness, in order to improve precision of mould - cuting, fitting precision of joint connecting the crank and coupler has priority to be considered to increase

    採用四階rong - kuta法求解連續接觸模型的動力學方程,得到了一個運動周期內運動副間隙取不同值時,各廣義坐標的位移、速度和滑塊位移誤差曲線,並通過分析,得出了要提高模切機主切機構精度,在相同加工成本條件下,應優先考慮提高柄與連桿鉸接處的配合精度的結論。
  15. To machine the honeycomb sandwich, an interpolation method based on a rotary axis is also studied. with the round vector function and rotary movement group, a model of the error curved surface of the theoretical ellipsoid is set up to describe the actually measured surface

    以圓矢量函數和回轉運動群為工具討論了面的變換,利用理論橢球面的面建立了實測面的數學模型,通過求解理論面的法實現了實測面的等距計算和陰陽面數據轉換。
  16. The experiment on a blurred text image restoration shows that the mean square error ( mse ) of the improved nas - rif algorithm has a better convergence, and that the signal to noise ratio is improved

    對文字模糊圖像的模擬結果表明,與原始演算法相比,改進演算法的均方誤差曲線收斂性及穩定性更好,提高了恢復圖像的信噪比。
  17. The experiment data and error curve shows the validation of the fmt system

    給出了試驗數據及誤差曲線,驗證了此fmt系統的實用性。
  18. Finally, the results of experiment and error curves are given

    本文最後給出了實驗結果及誤差曲線
  19. In the end of this thesis, the results of experiments and error curves are given

    本文最後給出了實驗結果及誤差曲線
  20. With the increase of the electric power system capacity as well as the short lines, high currents will possibly occur in the transmission line when a fault happens at the end of the line. the iron core of the current transformer ( ct ) will become saturated easily because of the large current, or when the secondary load of the ct does n ' t match the 10 % error curve

    隨著電力系統容量增大以及短的增加,在電力系統路末端發生短路時,有可能出現很大的短路電流;在很大短路電流的作用下,或由於電流互感器二次側負載與10誤差曲線不匹配等原因,電流互感器鐵芯很容易飽和。
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